在额定控制电源电压低于35%时，欠电压脱扣器应防止断路器合闸。
At rated control supply voltage less than 35% under-voltage should prevent breaker from closing.
在额定控制电源电压低于35%时，欠电压脱扣器应防止断路器合闸。
In case of the operation voltage less than 35% of the rated voltage, the under-voltage should prevent the breaker from closing.
在额定控制电源电压的35%～70%时，欠电压脱扣器应可靠使断路器脱扣；
Under the voltage of 35% ~ 70% of the rated voltage, the under-voltage release should make the breaker trip correctly.
电源电压应控制在不大于或小于额定电压的5%范围内，如果电压过高或过低都会损坏电机。
Supply voltage should be controlled at not more than or less than 5% of rated voltage range, if the voltage too high or too low will damage motor.
电源电压应控制在不大于或小于额定电压的5%范围内，如果电压过高或过低都会损坏电机。
Supply voltage should be controlled at not greater than or less than the rated voltage range of 5%, if the voltage too high or too low will damage motor.
电源电压应控制在不大于或小于额定电压的5%范围内，如果电压过高或过低都会损坏电机。
Supply voltage should be controlled at not greater than or less than the rated voltage range of 5%, if the voltage too high or too low will damage motor.
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